Finding the Third Proportional to 783,399 and 1,056,996

Step by Step Solution

1. Step 1: Write the proportion equation
   783,399 : 1,056,996 = 1,056,996 : x
2. Step 2: Convert to fraction form
   783,399/1,056,996 = 1,056,996/x
3. Step 3: Cross multiply
   783,399x = 1,056,996 × 1,056,996
4. Step 4: Simplify right side
   783,399x = 1,117,240,544,016
5. Step 5: Solve for x
   x = 1,117,240,544,016/783,399
6. Step 6: Final answer
   x = 1,426,144.97